The Gateway West Transmission Line Project is jointly proposed by Rocky Mountain Power and Idaho Power to build, operate, and maintain approximately 1,000 miles of new 230 kilovolt (kV) and 500 kV electric transmission lines across southern Wyoming and southern Idaho.

How to use this online open house

Visit each station listed at the top of this page to learn more about the proposed project and the Draft Supplemental EIS. You may browse the stations in order or skip to the stations of most interest to you. As you visit the stations, you can take notes using the space at the bottom of the page. You may choose to use these notes as feedback on the “Comment” page. The online open house will remain open throughout the public comment period for the Draft Supplemental EIS. The information from this online open house will also be available at five in-person open houses (schedule to the right).